House Cleaning Robot Development

I'm looking for an experienced robotics engineer to help create a robot designed specifically for cleaning my house, focusing on the following tasks and areas:

Cleaning Tasks:
- Sweeping and vacuuming

Areas:
- Living room and bedrooms

Surface Compatibility:
- Effective on tiles

Ideal Skills and Experience:
- Robotics design and development
- Expertise in navigation and obstacle avoidance
- Experience with cleaning mechanisms for tiles
- Strong background in automation and programming

Please include any relevant work samples and a brief outline of your approach. Looking forward to your proposals!